Insecure storage in keychain
Keychain is a secure location in an iOS where data is encrypted and tied to the device locking/unlocking. The keychain database is in an encrypted format and the encryption happens with a unique hardware-specific key. The hardware key that is used for the encryption is at a secure location and can't be extracted from the device. Keychain items are classified into five classes, as follows:
- Generic passwords (
kSecClassGenericPassword
) - Internet passwords (
kSecClassInternetPassword
) - Certificates (
kSecClassCertificate
) - Keys (
kSecClassKey
) - Digital identities (
kSecClassIdentity
, identity=certificate + key).
Data protection mechanism has been implemented by iOS, in which the keychain having sensitive data is protected with another ...
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